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By certification 
| Product Name | Ultraviolet Absorbent UV-366 | 
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| Chemical Name | 2-(2-hydroxy-4`-benzoyloxyphenyl)-5-chloro-benzotriazole | |
| CAS NO. | 169198-72-5 | |
| Appearance | White-like powder | |
| Melting Point | 183.1-184.5°C | |
| Content | ≥98.5%(HPLC) | |
| Ash Content | ≤0.5% | |
| Package | 25kg cardboard drum | |
| Application & Usage | UV-366 has features which are: high molecular weight, less volatile, out resistance and easy to process. It is a benzotriazole ultraviolet absorbent. It can retrain the occurrence of photo-oxidation degradation effectively, protect fiber materials, improve the quality of textile products greatly. It is produced by our proprietary patented technology, and is rewarded as "National Important New Product" in 2007. Its quality has reached advanced level both in Chinese and international market. |
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| Benifit | -High UV Absorbent efficiency, UV molar extinction coefficient is 2.6 times of ketones benzophenone UV absorber, is 1.8 times of traditional benzotriazole (Alkyl substituted derivatives). -Strong adsorption efficiency, its adsorption efficiency on the fiber especially for ultra-fine fibers stronger than the triazine UV absorber, especially has excellent performance on polyester fibers. |
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